FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * CARR BRIAN C   2. Issuer Name and Ticker or Trading Symbol SBA COMMUNICATIONS CORP [SBAC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O SBA COMMUNICATIONS CORPORATION, 5900 BROKEN SOUND PARKWAY N.W. 3. Date of Earliest Transaction (Month/Day/Year) 08/22/2006 (Street) BOCA RATON, FL 33487 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Class A Common Stock 08/22/2006   M   10,000 A $ 3.78 14,000 D   Class A Common Stock 08/22/2006   S   10,000 D $ 24.6 4,000 D   Class A Common Stock 08/22/2006   M   3,333 A $ 14.8 7,333 D   Class A Common Stock 08/22/2006   S   2,328 D $ 24.52 5,005 D   Class A Common Stock 08/22/2006   S   105 D $ 24.54 4,900 D   Class A Common Stock 08/22/2006   S   900 D $ 24.53 4,000 D

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Stock Options (Right to buy)

$ 3.78

08/22/2006

M

10,000

(1)

05/06/2014

Class A Common Stock

10,000

$ 0

30,000

D

Stock Options (Right to buy)

$ 14.8

08/22/2006

M

3,333

(2)

07/22/2015

Class A Common Stock

3,333

$ 0

6,667

D

Stock Options (Right to buy)

$ 26.36

(3)

05/05/2016

Class A Common Stock

10,000

10,000

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
CARR BRIAN C C/O SBA COMMUNICATIONS CORPORATION 5900 BROKEN SOUND PARKWAY N.W. BOCA RATON, FL 33487	X

Signatures

/s/ Thomas P. Hunt, Attorney-in-Fact		08/24/2006
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	These options vest in accordance with the following schedule: 10,000 vest on each of the first through fifth anniversaries of the grant date.
(2)	These options vest in accordance with the following schedule: 3,333 vest on the day immediately prior to each of the 2006 and 2007 annual meetings of shareholders and 3,334 vest on the day immediately prior to the 2008 annual meeting of shareholders.
(3)	These options vest in accordance with the following schedule: 3,333 vest on the earlier of the anniversary of the grant date or the day immediately prior to the 2007 annual meeting of shareholders; 3,333 vest on the earlier of the second anniversary of the grant date or the day immediately prior to the 2008 annual meeting of shareholders; and 3,334 vest on the earlier of the third anniversary of the grant date or the day immediately prior to the 2009 annual meeting of shareholders.

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